24.72% is the change from 538 to 671
Calculation steps:
[( 671 - 538 ) ÷ 538] x 100 = 24.72%
Formula
Percentage change = [(671 - 538) / 538] x 100
Subtract the new number by the original number
671 - 538 = 133
133 ÷ 538 = 0.24721189591078066
0.24721189591078066 x 100 = 24.72%